NCG020123_MONITORING INFO_20200227

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STORMWATER DIVISION CODING SHEET
NCG PERMITS
PERMIT NO.
/V Cc,
DOC TYPE
❑HISTORICAL FILE
MONITORING REPORTS
DOC DATE
❑ Quc).o
YYYYMMDD

ANNUAL SUMMARY DISCHARGE MONITORING
REPORT (DMR) - WASTEWATER
SUBMIT TO CENTRAL OFFICE`
General Permit No. NCG020000
Calendar Year 2019
*Report ALL WASTEWATER monitoring data on this form (include "No FloWT'No Discharge" and Limit Violations) from
the previous calendar year to the DEQ by MARCH 1 of each year.
Certificate of Coverage No. NCG020123
Facility Name: Martin Marietta Materials, Inc. - Benson Quarry
County: Johnston
Phone Number [phone] Total no. of outfalls monitored 1
Certified Laboratory Pace Analytical Lab # 12
Lab #
Wastewater (WW) Discharge Outfall No. 001
Is this an industrial sand mine (See 40 CFR §436 Subpart D)? Yes No X
Does this outfall discharge WW to SA waters? Yes No X
Does this outfall discharge WW to SB or PNA waters? Yes No X
Does this outfall discharge WW to HQW or ORW waters? Yes No X
If so, what is the 7Q10 flow rate? or Tidally influenced waters, 7010 not available
Does this outfall discharge WW to Trout jr) designated water. Yes No X
Were there any limit violations in the calendar year? Yes No X
Out A No.
001wNTU
wTZ
Daily Flow
•Rate, cis
•. ,pH
SU
fTSS
mg ;
ASS r
mlll
Dischargel
,. a tm, vat,
urbidity
5� (Upstream F
(U),Turbidity
gownstream
(D� Turbidity
NTU:
Fecal ;
.,Colif6rm f
,' c611100:ml
SA
Effluent
Limitations
Mo. Ave l Daily May.
'HOW or ORW
50% of
7Q10
Indirate NO FLOW
it applicable
Freshwater
0-9.
Saltwater
6.8-8.5
Industrial
25145
HOW «oR
20130
NOW or OR
"Tr or PNA
1 0115
HOW or ORW
SA SB.PNA
or any Trout
011U2
0.110.2
No Limit
CirrleWater
Quality Standard
0t applies
(B 2JJ
NA
Water Quality
Standards Applies
NA
Water Quality
Standards Applies
NA
Date Sample
Collected,
molddlyr
c
G-��
E,l�l:©
513119
0.9
8.3
20.1
16.1
rn
_1
8/13/19
0.3
7.1
4.6
6.3
"
`�
V
CENTRAL
FILES
OWN
SEC 11014
Permit Date 10/1/2015 - 9130/2020
Last Revised 101212015

Certificate of Coverage No. NCG020123
CERTIFICATION
I certify, under penalty of law, that this document and all attachments were prepared under my direction or
supervision in accordance with a system designed to assure that qualified personnel properly gather
and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, o
those persons directly responsible for gathering the information, the information submitted is, to the best of my
knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for
submitting false information, including the possibility of fines and imprisonment for knowing violation."
[Required by 40 CFR §122.22]
Signature
Date
Mail Annual Summary Stormwater DMR to the NCDEQ Central Office:
Note the address is correct — Central Files is housed in DWR (not DEMLR)
N.C. Department of Environmental Quality (DEQ)
Division of Water Resources
Attn: DWR Central Files
1617 Mail Service Center
Raleigh, NC 27699-1617
Central Files Telephone [phone]
Questions? Contact DEMLR Stormwater Permitting Staff in the Central Office at:
[phone]
Permit Date 10/1/2015 - 9/30/2020
Last Revised 101212015

ANNUAL SUMMARY DISCHARGE MONITORING
REPORT (DMR) - STORMWATER
SUBMIT TO CENTRAL OFFICE*
General Permit No. NCG020000
Calendar Year 2019
"Report ALL STORMWATER monitoring data on this form (include "No Flow"/"No Discharge" and Benchmark
Exceedances) from the previous calendar year to the DEQ by MARCH 1 of each year.
Certificate of Coverage No. NCG020123
Facility Name: Martin Marietta Materials, Inc. - Benson Quarry
County: Johnston
Phone Number [phone] Total no. of SDO's monitored 1
Certified Laboratory Pace Analytical Lab # 12
Lab #
Stormwater Discharge Outfall (SDO) No. 1 VMA Outfall? Yes No X
Is this outfall currently in Tier 2 for any parameter? Yes No X
Was this outfall ever in Tier 2 during the past year? Yes No X
If this outfall was in Tier 2 last year, was monthly monitoring discontinued?
Yes, enough consecutive samples below benchmarks to decrease frequency
Yes, received approval from DEMLR to reduce monitoring frequency
No, turbidity benchmark exceedances did not require monthly monitoring
Other
.
e
4.11
Upstream
, Downstream
New
Total ':
TSS
S5
fiz-`x
Turbidity
(U) Turbitlity,
(D) Turbltlity�
.Non polar
Motar�Orl
Outfall No
Rainfall'
mg71
mlll
NTU'
NTUf
�k�,.,
NTU ,
�08�Gkmghj
f,uil.,c.wy
�� :Usage
x . F',
>
�,
"w
VMA rallmo
---
,inches.
F`��d,a
���M
ns.F.
a
.�`
Stormwater
Indicate NO
circle
Benchmark
cirde
Benchmark
NA
NA
>55gallmo.
average requires
Benchmarks
FLOWY
10 rJ0
a•1
�2S/10
Waler(La"ly
WaterQualily
15
TSS and Non -polar
a ficable
Standard a lies
Standard a lies
08G monitoring
Date Sample
Collected,
+R
r
ID
molddlyr.+
a" 7
12/13/19
M
7.7
ND
9.0
i f r
r1 !
No Observed Discharge in 1st Period 2019
Permit Date 1011/2015 - 9/30/2020
Last Revised 10/2/2015

If-
Certificate of Coverage No. NCG020123
CERTIFICATION
"I certify, under penalty of law, that this document and all attachments were prepared under my direction or
supervision in accordance with a system designed to assure that qualified personnel properly gather
and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or
those persons directly responsible for gathering the information, the information submitted is, to the best of my
knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for
submitting false information, including the possibility of fines and imprisonment for knowing violation."
[Required by 40 CFR § 122.22]
Signature
Date
Mail Annual Summary Stormwater DMR to the NCDEQ Central Office:
Note the address is correct — Central Files is housed in DWR (not DEMLR)
N.C. Department of Environmental Quality (DEQ)
Division of Water Resources
Attn: DWR Central Files
1617 Mail Service Center
Raleigh, NC 27699-1617
Central Files Telephone [phone]
Questions? Contact DEMLR Stormwater Permitting Staff in the Central Office at:
[phone]
Permit Date 10/1/2015 - 9/30/2020
Last Revised 101212015